Seismic Design

3.7

This section identifies criteria for seismic input,

analysis of Seismic Category I structures, systems, and com-

ponents, and seismic instrumentation.

Code of Federal Regulations

3.7.1

10 CFR 50.55a, "Codes and Standards."

10 CFR 50, Appendix A, General Design Criteria for

Nuclear Power Plants."

GDC 2, "Design Bases for Protection Against

Natural Phenomena."

10 CFR 100, Appendix A, "Seismic and Geologic

Siting Criteria for Nuclear Power Plants."

USNRC Regulatory Guides, SRP Branch Technical Positions

3.7.2

and Appendices

"Instrumentation for

1.12,

Guide

Regulatory

Earthquakes."

Regulatory Guide 1.60, "Design Response Spectra

for Seismic Design of Nuclear Power Plants."

Regulatory Guide 1.61, "Damping Values for Seis-

mic Design of Nuclear Power Plants."

Regulatory Guide 1.92, "Combining Modal Responses

and Spatial Components in Seismic Response Analysis."

Regulatory

Guide

1.122, "Development of Floor

Design Response Spectra for Seismic Design of Floor-Supported

Equipment or Components."

3.7.3

Codes and Standards

ANSI N18.5-1974, "Earthquake Instrumentation

Criteria for Nuclear Power Plants."

(This standard was revised

and issued as ANS/ANSI 2.2-1988, "Earthquake Instrumentation

Criteria for Nuclear Power Plants.")

3.7.4

Supplemental Information

NUREG-0800 USNRC "Standard Review Plan," June 1987.

"Seismic Design Parameters."

SRP 3.7.1,

3-8